Question

The total cost of a firm is given by c(x)=$\frac{2x^3}{3}-4x^2+8x+7.$ The level of output at which marginal cost is minimum is

• A. 8
• B. 15
• C. 2
• D. 12

Answer 1

Answer: (C)

2

Answer 2

The correct option is (C): 2